ncl package: require cairo with pdf support (#10465)
ncl package: require cairo with pdf support (#10465)

Needed after #10135
iulian787/spack,LLNL/spack,iulian787/spack,LLNL/spack,iulian787/spack,iulian787/spack,LLNL/spack,LLNL/spack,iulian787/spack,LLNL/spack